Data Summary: Ust-Ilimskoye Reservoir

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Site Name ASI-60
Photo : I. N. Varfolomeeva
Lake Name Ust-Ilimskoye Reservoir
State Irkutsk Region
Country Russia
Latitude 57:1N
Longitude 102:4E
Altitude [m] 296
Surface area [m2] 1,920,000,000 Volume [m3] 58,900,000,000
Maximum depth [m] 97 Mean depth [m] 30.7
Water level control Regulated Normal range of annual water level fluctuation [m] 2.43
Length of shoreline [m] 4,000,000 Residence time [yr] 0.58
Catchment area [m2] 785,080,000,000 Hours of bright Sunshine [hr yr-1] 1,847
Solar radiation [MJ m-2 day-1] 10.2 Freezing period Oct-May
Mixing type Dimictic Annual fish catch [t yr-1] 768
Total N loading [t yr-1] 2,946,200 Total P loading [t yr-1] 388,700
Population 139,000 Population density of catchment area [person km-2] 2.84

WATER USAGE

Domestic water usage [m3 sec-1] - Irigation water usage [m3 sec-1] -
Industrial water usage [m3 sec-1] - Power generation usage [m3 sec-1] 3,159.,880,771

LAND USE

Natural landscape [%] 99 Agricultural land [%] 1 Others [%] -
Siltation Not Serious Toxic Contamination Serious
Eutrophication Serious Acidification None

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